begrime vs grime

begrime is not a noun while grime is a noun.

Word	Noun	Adjective	Verb	Adverb
begrime	No	No	Yes	No
grime	Yes	No	Yes	No

As verbs, begrime and grime are synonyms defined as:

Other synonyms of begrime include bemire, colly, dirty, soil.

begrime (noun)	grime (noun)
	anything regarded as making something unclean

begrime (verb)	grime (verb)
make soiled, filthy, or dirty	make soiled, filthy, or dirty